[INFO] crate flatbuffers-rust 0.1.2 is already in cache
[INFO] testing flatbuffers-rust-0.1.2 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate flatbuffers-rust 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate flatbuffers-rust 0.1.2 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate flatbuffers-rust 0.1.2
[INFO] finished tweaking crates.io crate flatbuffers-rust 0.1.2
[INFO] tweaked toml for crates.io crate flatbuffers-rust 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ac407d7d3de28ea8164eb836e3cae61cb894f3d8a81b677b7a59ebcd9dccb7f4
[INFO] running `"docker" "start" "-a" "ac407d7d3de28ea8164eb836e3cae61cb894f3d8a81b677b7a59ebcd9dccb7f4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling flatbuffers-rust v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:200:34
[INFO] [stderr]     |
[INFO] [stderr] 200 |         let value_any = data as &Any;
[INFO] [stderr]     |                                  ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:67:48
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:80:48
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:99:48
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]   --> src/flatbuffers/flatbuffer.rs:66:18
[INFO] [stderr]    |
[INFO] [stderr] 66 |             Some(pivot) => { bytes.push(SEPARATOR); root = 1;},
[INFO] [stderr]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:290:29
[INFO] [stderr]     |
[INFO] [stderr] 290 |                         Err(e) => continue,
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:341:13
[INFO] [stderr]     |
[INFO] [stderr] 341 |         for i in 0..len {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |         for i in 0..member_num {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_helper.rs:225:25
[INFO] [stderr]     |
[INFO] [stderr] 225 |             let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_helper.rs:260:25
[INFO] [stderr]     |
[INFO] [stderr] 260 |             let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `want_vec` is never read
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_handler.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut want_vec = Vec::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `want_root` is never read
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_handler.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let mut want_root = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_handler.rs:100:27
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let (end, pivot) = self.get_start(part, slot_num, root, data);
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `start` is never read
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_handler.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let mut start = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `position`
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut position = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `list_str`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |                 let (list_str, inner_type) = field_type.split_at(5);
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `field_name` is never read
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |         let mut field_name = "";
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:163:21
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 Err(e) => break,
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `list_str`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |                 let (list_str, inner_type) = field_type.split_at(5);
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:252:17
[INFO] [stderr]     |
[INFO] [stderr] 252 |             let mut field = match message[position] {
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:273:25
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     let mut message = match child {
[INFO] [stderr]     |                         ----^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:296:30
[INFO] [stderr]     |
[INFO] [stderr] 296 |                         Some(mut data) => self.add_flatbuffer_bytes(&mut flatbuffer, position, data, p.unwrap()),
[INFO] [stderr]     |                              ----^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let mut instance =  InstanceInfo { 
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let mut data_vec = data.into_bytes();
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut position = 0;
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let mut struct_list = self.struct_list.clone();
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:212:13
[INFO] [stderr]     |
[INFO] [stderr] 212 |         let mut vec:Vec<&str> = string.as_str().split(".").collect();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 self.field_position_vec_inner(inner_type_string.as_str(), fields, &mut position_vec);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 self.field_position_vec_inner(field_type, fields, &mut position_vec);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / macro_rules! deser_difftime {
[INFO] [stderr] 11 | |     () => {
[INFO] [stderr] 12 | |     let start = time::now();//获取开始时间
[INFO] [stderr] 13 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/main.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | / macro_rules! ser_difftime {
[INFO] [stderr] 22 | |     () => {
[INFO] [stderr] 23 | |     let start = time::now();//获取开始时间
[INFO] [stderr] 24 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 29 | |     };
[INFO] [stderr] 30 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessage_0` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct TestMessage_0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessage0`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessageChild_0` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:84:8
[INFO] [stderr]    |
[INFO] [stderr] 84 | struct TestMessageChild_0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessageChild0`
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessageChild_1` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:114:8
[INFO] [stderr]     |
[INFO] [stderr] 114 | struct TestMessageChild_1 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessageChild1`
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessageChild_2` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:139:8
[INFO] [stderr]     |
[INFO] [stderr] 139 | struct TestMessageChild_2 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessageChild2`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessageChild_0` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:362:16
[INFO] [stderr]     |
[INFO] [stderr] 362 |         struct FBTestMessageChild_0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessageChild0`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessageChild_1` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:372:16
[INFO] [stderr]     |
[INFO] [stderr] 372 |         struct FBTestMessageChild_1 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessageChild1`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessageChild_2` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:381:16
[INFO] [stderr]     |
[INFO] [stderr] 381 |         struct FBTestMessageChild_2 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessageChild2`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessage_0` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:389:16
[INFO] [stderr]     |
[INFO] [stderr] 389 |         struct FBTestMessage_0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessage0`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:174:21
[INFO] [stderr]     |
[INFO] [stderr] 174 |                 for i in 0..len {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handler`
[INFO] [stderr]    --> src/main.rs:322:9
[INFO] [stderr]     |
[INFO] [stderr] 322 |     let handler = FlatBufferHandler{};
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handler`
[INFO] [stderr]    --> src/main.rs:340:9
[INFO] [stderr]     |
[INFO] [stderr] 340 |     let handler = FlatBufferHandler{};
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/main.rs:575:9
[INFO] [stderr]     |
[INFO] [stderr] 575 |     let mut value = match value_bytes {
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `helper`
[INFO] [stderr]    --> src/main.rs:599:9
[INFO] [stderr]     |
[INFO] [stderr] 599 |     let helper = FlatBufferHelper{};
[INFO] [stderr]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_helper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:191:9
[INFO] [stderr]     |
[INFO] [stderr] 191 |     let mut field_0 = vec![child_1_0, child_1_1, child_1_2];
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |     let mut helper = FlatBufferHelper{};
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:242:9
[INFO] [stderr]     |
[INFO] [stderr] 242 |     let mut father = father_instance();
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:245:9
[INFO] [stderr]     |
[INFO] [stderr] 245 |     let mut field_0 = match father.field_0 {
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:251:21
[INFO] [stderr]     |
[INFO] [stderr] 251 |                 let mut flatbuffer = serialization_child_1(element);
[INFO] [stderr]     |                     ----^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:264:9
[INFO] [stderr]     |
[INFO] [stderr] 264 |     let mut field_6 = serialization_child_2(field_6_value);
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:270:9
[INFO] [stderr]     |
[INFO] [stderr] 270 |     let mut field_10 = serialization_child_0(field_10_value);
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:291:9
[INFO] [stderr]     |
[INFO] [stderr] 291 |     let mut helper = FlatBufferHelper{};
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:295:9
[INFO] [stderr]     |
[INFO] [stderr] 295 |     let mut field_3 = Some(serialization_child_2(field_3_value).unwrap());
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:325:9
[INFO] [stderr]     |
[INFO] [stderr] 325 |     let mut helper = FlatBufferHelper{};
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:449:9
[INFO] [stderr]     |
[INFO] [stderr] 449 |     let mut value = match value_bytes{
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:575:9
[INFO] [stderr]     |
[INFO] [stderr] 575 |     let mut value = match value_bytes {
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:587:9
[INFO] [stderr]     |
[INFO] [stderr] 587 |     let mut ser_father = father_instance();
[INFO] [stderr]     |         ----^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 28 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `"docker" "inspect" "ac407d7d3de28ea8164eb836e3cae61cb894f3d8a81b677b7a59ebcd9dccb7f4"`
[INFO] running `"docker" "rm" "-f" "ac407d7d3de28ea8164eb836e3cae61cb894f3d8a81b677b7a59ebcd9dccb7f4"`
[INFO] [stdout] ac407d7d3de28ea8164eb836e3cae61cb894f3d8a81b677b7a59ebcd9dccb7f4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 44ae8a6bc9e16a4355f7d32d7527b8203e54f654e5928fc4a462d736c8c8ab09
[INFO] running `"docker" "start" "-a" "44ae8a6bc9e16a4355f7d32d7527b8203e54f654e5928fc4a462d736c8c8ab09"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling flatbuffers-rust v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:200:34
[INFO] [stderr]     |
[INFO] [stderr] 200 |         let value_any = data as &Any;
[INFO] [stderr]     |                                  ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:67:48
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:80:48
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:99:48
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]   --> src/flatbuffers/flatbuffer.rs:66:18
[INFO] [stderr]    |
[INFO] [stderr] 66 |             Some(pivot) => { bytes.push(SEPARATOR); root = 1;},
[INFO] [stderr]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:290:29
[INFO] [stderr]     |
[INFO] [stderr] 290 |                         Err(e) => continue,
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:341:13
[INFO] [stderr]     |
[INFO] [stderr] 341 |         for i in 0..len {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |         for i in 0..member_num {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_helper.rs:225:25
[INFO] [stderr]     |
[INFO] [stderr] 225 |             let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_helper.rs:260:25
[INFO] [stderr]     |
[INFO] [stderr] 260 |             let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `want_vec` is never read
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_handler.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut want_vec = Vec::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `want_root` is never read
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_handler.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let mut want_root = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_handler.rs:100:27
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let (end, pivot) = self.get_start(part, slot_num, root, data);
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `start` is never read
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_handler.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let mut start = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `position`
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut position = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `list_str`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |                 let (list_str, inner_type) = field_type.split_at(5);
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `field_name` is never read
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |         let mut field_name = "";
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:163:21
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 Err(e) => break,
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `list_str`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |                 let (list_str, inner_type) = field_type.split_at(5);
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:252:17
[INFO] [stderr]     |
[INFO] [stderr] 252 |             let mut field = match message[position] {
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:273:25
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     let mut message = match child {
[INFO] [stderr]     |                         ----^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:296:30
[INFO] [stderr]     |
[INFO] [stderr] 296 |                         Some(mut data) => self.add_flatbuffer_bytes(&mut flatbuffer, position, data, p.unwrap()),
[INFO] [stderr]     |                              ----^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let mut instance =  InstanceInfo { 
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let mut data_vec = data.into_bytes();
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut position = 0;
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let mut struct_list = self.struct_list.clone();
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:212:13
[INFO] [stderr]     |
[INFO] [stderr] 212 |         let mut vec:Vec<&str> = string.as_str().split(".").collect();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 self.field_position_vec_inner(inner_type_string.as_str(), fields, &mut position_vec);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 self.field_position_vec_inner(field_type, fields, &mut position_vec);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / macro_rules! deser_difftime {
[INFO] [stderr] 11 | |     () => {
[INFO] [stderr] 12 | |     let start = time::now();//获取开始时间
[INFO] [stderr] 13 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/main.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | / macro_rules! ser_difftime {
[INFO] [stderr] 22 | |     () => {
[INFO] [stderr] 23 | |     let start = time::now();//获取开始时间
[INFO] [stderr] 24 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 29 | |     };
[INFO] [stderr] 30 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessage_0` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct TestMessage_0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessage0`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessageChild_0` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:84:8
[INFO] [stderr]    |
[INFO] [stderr] 84 | struct TestMessageChild_0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessageChild0`
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessageChild_1` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:114:8
[INFO] [stderr]     |
[INFO] [stderr] 114 | struct TestMessageChild_1 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessageChild1`
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessageChild_2` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:139:8
[INFO] [stderr]     |
[INFO] [stderr] 139 | struct TestMessageChild_2 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessageChild2`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessageChild_0` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:362:16
[INFO] [stderr]     |
[INFO] [stderr] 362 |         struct FBTestMessageChild_0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessageChild0`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessageChild_1` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:372:16
[INFO] [stderr]     |
[INFO] [stderr] 372 |         struct FBTestMessageChild_1 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessageChild1`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessageChild_2` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:381:16
[INFO] [stderr]     |
[INFO] [stderr] 381 |         struct FBTestMessageChild_2 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessageChild2`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessage_0` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:389:16
[INFO] [stderr]     |
[INFO] [stderr] 389 |         struct FBTestMessage_0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessage0`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:200:34
[INFO] [stderr]     |
[INFO] [stderr] 200 |         let value_any = data as &Any;
[INFO] [stderr]     |                                  ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:67:48
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:80:48
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:99:48
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:174:21
[INFO] [stderr]     |
[INFO] [stderr] 174 |                 for i in 0..len {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handler`
[INFO] [stderr]    --> src/main.rs:322:9
[INFO] [stderr]     |
[INFO] [stderr] 322 |     let handler = FlatBufferHandler{};
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handler`
[INFO] [stderr]    --> src/main.rs:340:9
[INFO] [stderr]     |
[INFO] [stderr] 340 |     let handler = FlatBufferHandler{};
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/main.rs:575:9
[INFO] [stderr]     |
[INFO] [stderr] 575 |     let mut value = match value_bytes {
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `helper`
[INFO] [stderr]    --> src/main.rs:599:9
[INFO] [stderr]     |
[INFO] [stderr] 599 |     let helper = FlatBufferHelper{};
[INFO] [stderr]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_helper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:191:9
[INFO] [stderr]     |
[INFO] [stderr] 191 |     let mut field_0 = vec![child_1_0, child_1_1, child_1_2];
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |     let mut helper = FlatBufferHelper{};
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:242:9
[INFO] [stderr]     |
[INFO] [stderr] 242 |     let mut father = father_instance();
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:245:9
[INFO] [stderr]     |
[INFO] [stderr] 245 |     let mut field_0 = match father.field_0 {
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:251:21
[INFO] [stderr]     |
[INFO] [stderr] 251 |                 let mut flatbuffer = serialization_child_1(element);
[INFO] [stderr]     |                     ----^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:264:9
[INFO] [stderr]     |
[INFO] [stderr] 264 |     let mut field_6 = serialization_child_2(field_6_value);
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:270:9
[INFO] [stderr]     |
[INFO] [stderr] 270 |     let mut field_10 = serialization_child_0(field_10_value);
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:291:9
[INFO] [stderr]     |
[INFO] [stderr] 291 |     let mut helper = FlatBufferHelper{};
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:295:9
[INFO] [stderr]     |
[INFO] [stderr] 295 |     let mut field_3 = Some(serialization_child_2(field_3_value).unwrap());
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:325:9
[INFO] [stderr]     |
[INFO] [stderr] 325 |     let mut helper = FlatBufferHelper{};
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:449:9
[INFO] [stderr]     |
[INFO] [stderr] 449 |     let mut value = match value_bytes{
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:575:9
[INFO] [stderr]     |
[INFO] [stderr] 575 |     let mut value = match value_bytes {
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:587:9
[INFO] [stderr]     |
[INFO] [stderr] 587 |     let mut ser_father = father_instance();
[INFO] [stderr]     |         ----^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]   --> src/flatbuffers/flatbuffer.rs:66:18
[INFO] [stderr]    |
[INFO] [stderr] 66 |             Some(pivot) => { bytes.push(SEPARATOR); root = 1;},
[INFO] [stderr]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:290:29
[INFO] [stderr]     |
[INFO] [stderr] 290 |                         Err(e) => continue,
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:341:13
[INFO] [stderr]     |
[INFO] [stderr] 341 |         for i in 0..len {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |         for i in 0..member_num {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_helper.rs:225:25
[INFO] [stderr]     |
[INFO] [stderr] 225 |             let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_helper.rs:260:25
[INFO] [stderr]     |
[INFO] [stderr] 260 |             let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `want_vec` is never read
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_handler.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut want_vec = Vec::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `want_root` is never read
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_handler.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let mut want_root = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_handler.rs:100:27
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let (end, pivot) = self.get_start(part, slot_num, root, data);
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `start` is never read
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_handler.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let mut start = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `position`
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut position = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `list_str`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |                 let (list_str, inner_type) = field_type.split_at(5);
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `field_name` is never read
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |         let mut field_name = "";
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:163:21
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 Err(e) => break,
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `list_str`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |                 let (list_str, inner_type) = field_type.split_at(5);
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:252:17
[INFO] [stderr]     |
[INFO] [stderr] 252 |             let mut field = match message[position] {
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:273:25
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     let mut message = match child {
[INFO] [stderr]     |                         ----^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:296:30
[INFO] [stderr]     |
[INFO] [stderr] 296 |                         Some(mut data) => self.add_flatbuffer_bytes(&mut flatbuffer, position, data, p.unwrap()),
[INFO] [stderr]     |                              ----^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let mut instance =  InstanceInfo { 
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let mut data_vec = data.into_bytes();
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut position = 0;
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let mut struct_list = self.struct_list.clone();
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:212:13
[INFO] [stderr]     |
[INFO] [stderr] 212 |         let mut vec:Vec<&str> = string.as_str().split(".").collect();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 self.field_position_vec_inner(inner_type_string.as_str(), fields, &mut position_vec);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 self.field_position_vec_inner(field_type, fields, &mut position_vec);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 28 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "44ae8a6bc9e16a4355f7d32d7527b8203e54f654e5928fc4a462d736c8c8ab09"`
[INFO] running `"docker" "rm" "-f" "44ae8a6bc9e16a4355f7d32d7527b8203e54f654e5928fc4a462d736c8c8ab09"`
[INFO] [stdout] 44ae8a6bc9e16a4355f7d32d7527b8203e54f654e5928fc4a462d736c8c8ab09
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] baf154da8a3b842fc2de13c5843043666f9f100d446b46f6f75045a1213b9e62
[INFO] running `"docker" "start" "-a" "baf154da8a3b842fc2de13c5843043666f9f100d446b46f6f75045a1213b9e62"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:200:34
[INFO] [stderr]     |
[INFO] [stderr] 200 |         let value_any = data as &Any;
[INFO] [stderr]     |                                  ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:67:48
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:80:48
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:99:48
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]   --> src/flatbuffers/flatbuffer.rs:66:18
[INFO] [stderr]    |
[INFO] [stderr] 66 |             Some(pivot) => { bytes.push(SEPARATOR); root = 1;},
[INFO] [stderr]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:290:29
[INFO] [stderr]     |
[INFO] [stderr] 290 |                         Err(e) => continue,
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:341:13
[INFO] [stderr]     |
[INFO] [stderr] 341 |         for i in 0..len {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |         for i in 0..member_num {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_helper.rs:225:25
[INFO] [stderr]     |
[INFO] [stderr] 225 |             let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_helper.rs:260:25
[INFO] [stderr]     |
[INFO] [stderr] 260 |             let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `want_vec` is never read
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_handler.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut want_vec = Vec::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `want_root` is never read
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_handler.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let mut want_root = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_handler.rs:100:27
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let (end, pivot) = self.get_start(part, slot_num, root, data);
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `start` is never read
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_handler.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let mut start = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `position`
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut position = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `list_str`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |                 let (list_str, inner_type) = field_type.split_at(5);
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `field_name` is never read
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |         let mut field_name = "";
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:163:21
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 Err(e) => break,
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `list_str`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |                 let (list_str, inner_type) = field_type.split_at(5);
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:252:17
[INFO] [stderr]     |
[INFO] [stderr] 252 |             let mut field = match message[position] {
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:273:25
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     let mut message = match child {
[INFO] [stderr]     |                         ----^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:296:30
[INFO] [stderr]     |
[INFO] [stderr] 296 |                         Some(mut data) => self.add_flatbuffer_bytes(&mut flatbuffer, position, data, p.unwrap()),
[INFO] [stderr]     |                              ----^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let mut instance =  InstanceInfo { 
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let mut data_vec = data.into_bytes();
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut position = 0;
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let mut struct_list = self.struct_list.clone();
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:212:13
[INFO] [stderr]     |
[INFO] [stderr] 212 |         let mut vec:Vec<&str> = string.as_str().split(".").collect();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 self.field_position_vec_inner(inner_type_string.as_str(), fields, &mut position_vec);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 self.field_position_vec_inner(field_type, fields, &mut position_vec);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / macro_rules! deser_difftime {
[INFO] [stderr] 11 | |     () => {
[INFO] [stderr] 12 | |     let start = time::now();//获取开始时间
[INFO] [stderr] 13 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/main.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | / macro_rules! ser_difftime {
[INFO] [stderr] 22 | |     () => {
[INFO] [stderr] 23 | |     let start = time::now();//获取开始时间
[INFO] [stderr] 24 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 29 | |     };
[INFO] [stderr] 30 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessage_0` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct TestMessage_0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessage0`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessageChild_0` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:84:8
[INFO] [stderr]    |
[INFO] [stderr] 84 | struct TestMessageChild_0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessageChild0`
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessageChild_1` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:114:8
[INFO] [stderr]     |
[INFO] [stderr] 114 | struct TestMessageChild_1 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessageChild1`
[INFO] [stderr] 
[INFO] [stderr] warning: type `TestMessageChild_2` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:139:8
[INFO] [stderr]     |
[INFO] [stderr] 139 | struct TestMessageChild_2 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TestMessageChild2`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessageChild_0` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:362:16
[INFO] [stderr]     |
[INFO] [stderr] 362 |         struct FBTestMessageChild_0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessageChild0`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessageChild_1` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:372:16
[INFO] [stderr]     |
[INFO] [stderr] 372 |         struct FBTestMessageChild_1 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessageChild1`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessageChild_2` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:381:16
[INFO] [stderr]     |
[INFO] [stderr] 381 |         struct FBTestMessageChild_2 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessageChild2`
[INFO] [stderr] 
[INFO] [stderr] warning: type `FBTestMessage_0` should have an upper camel case name
[INFO] [stderr]    --> src/main.rs:389:16
[INFO] [stderr]     |
[INFO] [stderr] 389 |         struct FBTestMessage_0 {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FbtestMessage0`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:174:21
[INFO] [stderr]     |
[INFO] [stderr] 174 |                 for i in 0..len {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handler`
[INFO] [stderr]    --> src/main.rs:322:9
[INFO] [stderr]     |
[INFO] [stderr] 322 |     let handler = FlatBufferHandler{};
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handler`
[INFO] [stderr]    --> src/main.rs:340:9
[INFO] [stderr]     |
[INFO] [stderr] 340 |     let handler = FlatBufferHandler{};
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/main.rs:575:9
[INFO] [stderr]     |
[INFO] [stderr] 575 |     let mut value = match value_bytes {
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `helper`
[INFO] [stderr]    --> src/main.rs:599:9
[INFO] [stderr]     |
[INFO] [stderr] 599 |     let helper = FlatBufferHelper{};
[INFO] [stderr]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_helper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:191:9
[INFO] [stderr]     |
[INFO] [stderr] 191 |     let mut field_0 = vec![child_1_0, child_1_1, child_1_2];
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |     let mut helper = FlatBufferHelper{};
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:242:9
[INFO] [stderr]     |
[INFO] [stderr] 242 |     let mut father = father_instance();
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:245:9
[INFO] [stderr]     |
[INFO] [stderr] 245 |     let mut field_0 = match father.field_0 {
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:251:21
[INFO] [stderr]     |
[INFO] [stderr] 251 |                 let mut flatbuffer = serialization_child_1(element);
[INFO] [stderr]     |                     ----^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:264:9
[INFO] [stderr]     |
[INFO] [stderr] 264 |     let mut field_6 = serialization_child_2(field_6_value);
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:270:9
[INFO] [stderr]     |
[INFO] [stderr] 270 |     let mut field_10 = serialization_child_0(field_10_value);
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:291:9
[INFO] [stderr]     |
[INFO] [stderr] 291 |     let mut helper = FlatBufferHelper{};
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:295:9
[INFO] [stderr]     |
[INFO] [stderr] 295 |     let mut field_3 = Some(serialization_child_2(field_3_value).unwrap());
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:325:9
[INFO] [stderr]     |
[INFO] [stderr] 325 |     let mut helper = FlatBufferHelper{};
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:449:9
[INFO] [stderr]     |
[INFO] [stderr] 449 |     let mut value = match value_bytes{
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:575:9
[INFO] [stderr]     |
[INFO] [stderr] 575 |     let mut value = match value_bytes {
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:587:9
[INFO] [stderr]     |
[INFO] [stderr] 587 |     let mut ser_father = father_instance();
[INFO] [stderr]     |         ----^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 28 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:200:34
[INFO] [stderr]     |
[INFO] [stderr] 200 |         let value_any = data as &Any;
[INFO] [stderr]     |                                  ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:67:48
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:80:48
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:99:48
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 let value_any = &data[len] as &Any;
[INFO] [stderr]    |                                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]   --> src/flatbuffers/flatbuffer.rs:66:18
[INFO] [stderr]    |
[INFO] [stderr] 66 |             Some(pivot) => { bytes.push(SEPARATOR); root = 1;},
[INFO] [stderr]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:290:29
[INFO] [stderr]     |
[INFO] [stderr] 290 |                         Err(e) => continue,
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:341:13
[INFO] [stderr]     |
[INFO] [stderr] 341 |         for i in 0..len {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |         for i in 0..member_num {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_helper.rs:225:25
[INFO] [stderr]     |
[INFO] [stderr] 225 |             let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_helper.rs:260:25
[INFO] [stderr]     |
[INFO] [stderr] 260 |             let (bytes, pivot) = match handler.get_part_data(1 + p as usize, root, data) {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `want_vec` is never read
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_handler.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut want_vec = Vec::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `want_root` is never read
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_handler.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let mut want_root = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pivot`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_handler.rs:100:27
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let (end, pivot) = self.get_start(part, slot_num, root, data);
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_pivot`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `start` is never read
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_handler.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let mut start = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `position`
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut position = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `list_str`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |                 let (list_str, inner_type) = field_type.split_at(5);
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `field_name` is never read
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |         let mut field_name = "";
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:163:21
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 Err(e) => break,
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `list_str`
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |                 let (list_str, inner_type) = field_type.split_at(5);
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_list_str`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:252:17
[INFO] [stderr]     |
[INFO] [stderr] 252 |             let mut field = match message[position] {
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:273:25
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     let mut message = match child {
[INFO] [stderr]     |                         ----^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:296:30
[INFO] [stderr]     |
[INFO] [stderr] 296 |                         Some(mut data) => self.add_flatbuffer_bytes(&mut flatbuffer, position, data, p.unwrap()),
[INFO] [stderr]     |                              ----^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_builder.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let mut instance =  InstanceInfo { 
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_helper.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let mut data_vec = data.into_bytes();
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut position = 0;
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/flatbuffers/flatbuffer_manager.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let mut struct_list = self.struct_list.clone();
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:212:13
[INFO] [stderr]     |
[INFO] [stderr] 212 |         let mut vec:Vec<&str> = string.as_str().split(".").collect();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 self.field_position_vec_inner(inner_type_string.as_str(), fields, &mut position_vec);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flatbuffers/flatbuffer_manager.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 self.field_position_vec_inner(field_type, fields, &mut position_vec);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flatbuffers_rust-3898c5aaa9d16e1d
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flatbuffers_rust-0745857832f1c46b
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flatbuffers-rust
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/flatbuffers/flatbuffer.rs - flatbuffers::flatbuffer::SEPARATOR (line 10) ... FAILED
[INFO] [stdout] test src/flatbuffers/flatbuffer.rs - flatbuffers::flatbuffer::SEPARATOR (line 13) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/flatbuffers/flatbuffer.rs - flatbuffers::flatbuffer::SEPARATOR (line 10) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `slot1`
[INFO] [stdout]  --> src/flatbuffers/flatbuffer.rs:11:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | slot0   slot1  slot*
[INFO] [stdout]   |         ^^^^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/flatbuffers/flatbuffer.rs - flatbuffers::flatbuffer::SEPARATOR (line 13) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `from`
[INFO] [stdout]  --> src/flatbuffers/flatbuffer.rs:14:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | offset from the pivot
[INFO] [stdout]   |        ^^^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/flatbuffers/flatbuffer.rs - flatbuffers::flatbuffer::SEPARATOR (line 10)
[INFO] [stdout]     src/flatbuffers/flatbuffer.rs - flatbuffers::flatbuffer::SEPARATOR (line 13)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "baf154da8a3b842fc2de13c5843043666f9f100d446b46f6f75045a1213b9e62"`
[INFO] running `"docker" "rm" "-f" "baf154da8a3b842fc2de13c5843043666f9f100d446b46f6f75045a1213b9e62"`
[INFO] [stdout] baf154da8a3b842fc2de13c5843043666f9f100d446b46f6f75045a1213b9e62